Martian Igneous stony meteorite with a Martian origin consisting mainly of plagioclase (or a shocked glass of plagioclase composition) and pyroxene. They are the most abundant type of SNC meteorites and the type member is the Shergotty meteorite, which fell in India in 1865. Shergottites are igneous rocks of volcanic or Click on Term to Read More
(depleted, permafic, Oxidation and reduction together are called redox (reduction and oxidation) and generally characterized by the transfer of electrons between chemical species, like molecules, atoms or ions, where one species undergoes oxidation, a loss of electrons, while another species undergoes reduction, a gain of electrons. This transfer of electrons between reactants Click on Term to Read More)
Purchased September 2003
no coordinates recorded A 63 g partially fusion-crusted stone was found in the Sahara Desert near Lakhbi, Algeria and subsequently purchased by an American dealer in Rissani, Morocco. Analysis and classification was completed in a collaboration between Northern Arizona University (J. Wittke and T. Bunch) and the University of Washington in Seattle (A. Irving and S. Kuehner).
∗ Recent geochemical research on the martian basalts has led to new petrogenetic models and classification schemes.read more >>
Photos courtesy of Mike Farmer—Mike’s Meteorites and Tektites